273-15-4

273-15-4 structure

Name: AI3-52289
Chemical Name: 2,1,3-benzoselenadiazole
CAS Number: 273-15-4
Molecular Formula: C₆H₄N₂Se
Molecular Weight: 183.06900
Create Date: 2018-06-08 06:49:53
Modify Date: 2024-01-05 10:18:56
Piaselenole is used for determination of traces of selenium.

Name	2,1,3-benzoselenadiazole
Synonyms	piazselenole 2,1,3-benzo[c]selenadiazole 2,1,3-benzoselenadiazol Phenylpiazselenole 3,2,5-selenadiazole 2-Selena-1,3-diaza-2H-isoindene Piazselenol benzo-2.1.3-selenadiazole benzo<c><1,2,5>selenadiazole Piaselenole

Boiling Point	248.9ºC at 760mmHg
Melting Point	74-77ºC(lit.)
Molecular Formula	C₆H₄N₂Se
Molecular Weight	183.06900
Flash Point	104.4ºC
Exact Mass	183.95400
PSA	25.78000
LogP	0.68680
Vapour Pressure	0.0372mmHg at 25°C

Hazard Codes	T: Toxic;N: Dangerous for the environment;
Risk Phrases	23/25-33-50/53
Safety Phrases	20/21-28-45-60-61
RIDADR	UN 3283 6.1/PG 2
HS Code	2902909090

95-54-5

~99%

273-15-4

Literature: Chen, Chuan-Pin; Wu, Pei-Jing; Liou, Sz-Yu; Chan, Yang-Hsiang RSC Advances, 2013 , vol. 3, # 38 p. 17507 - 17514

74710-09-1

273-15-4

Literature: Sergeev,V.A. et al. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1972 , vol. 8, p. 297 - 299 Khimiya Geterotsiklicheskikh Soedinenii, 1972 , vol. 8, # 3 p. 328 - 330

14208-17-4

273-15-4

Literature: Pedersen,C.L. Acta Chemica Scandinavica, Series B: Organic Chemistry and Biochemistry, 1976 , vol. 30, p. 675 - 679

7053-71-6

51-17-2

273-15-4

1632-83-3

Literature: Eremeeva, G. I.; Akulin, Yu. I.; Timofeeva, T. N.; Strelets, B. Kh.; Efros, L. S. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1982 , vol. 18, # 8 p. 870 Khimiya Geterotsiklicheskikh Soedinenii, 1982 , vol. 18, # 8 p. 1129 - 1130

55293-87-3

273-15-4

Literature: Pedersen,C.L. Acta Chemica Scandinavica, Series B: Organic Chemistry and Biochemistry, 1976 , vol. 30, p. 675 - 679

Precursor 4
95-54-5 74710-09-1 14208-17-4 55293-87-3
DownStream 3
20718-41-6 63224-42-0 54107-99-2

HS Code	2902909090
Summary	2902909090 other aromatic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

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